Usage

isIterable([1, 2, 3]); // => true
isIterable("hello"); // => false

Installation

CLI

npx atmx add helper is-iterable

Manually

Copy and paste the following method into @/utils/helpers/undefined.ts:

/**
* Check if a value is iterable.
*
* @param value - The value to check.
* @returns `true` if the value is iterable, `false` otherwise.
* @example
* isIterable([1, 2, 3]) // => true
* isIterable('hello') // => false
*/
export function isIterable(value: unknown): value is Iterable<unknown> {
return (
typeof value === "object" && value !== null && Symbol.iterator in value
);
}